MaxBand® OM2+ / OM3 / OM4 Bending Insensitive Multimode Fibre
Key Features & Target Applications
Advanced Optical Features
- ✔ Optimized for 850nm VCSEL transmission
- ✔ Low differential mode delay (DMD)
- ✔ High bandwidth and remarkably low attenuation
- ✔ Superior geometry uniformity
- ✔ Very low macro-bending sensitivity for small bending radii
- ✔ Coated with YOFC's proprietary dual layer UV curable acrylate
- ✔ Full compatibility with current OM2+/OM3/OM4 multimode networks
Ideal Network Applications
- ✔ Next-generation Data Centers & Data storage networks
- ✔ High-performance computing centers (HPC)
- ✔ 1, 10, 40, 100, and 400 Gb/s Ethernet deployments
- ✔ Local area networks (LAN) and Office centers
- ✔ Optimized performance in tight-buffer cable applications
- ✔ Environments requiring high resistance to micro-bending
Global Standards Compliance
The YOFC MaxBand® OM2+/OM3/OM4 Bending Insensitive Multimode Fibres strictly comply with or exceed the highest international specifications:
- ISO/IEC 11801-1 OM2/OM3/OM4 specifications
- IEC 60793-2-10 A1-OM2 / A1-OM3 / A1-OM4 specifications
- TIA-492AAAF A1-OM2 / A1-OM3 / A1-OM4 specifications
System Link Length Support
Maximum supported link distances based on Ethernet speeds and fiber classifications.
| Fibre Type | 10 Gb/s Link Length (@850nm) | 40 & 100 Gb/s Link Length (@850nm) |
|---|---|---|
| MaxBand OM4 Bending Insensitive Fibre | 550 meters | 170 meters |
| MaxBand OM3 Bending Insensitive Fibre | 300 meters | 140 meters |
| MaxBand OM2+ Bending Insensitive Fibre | 150 meters | - |
Comprehensive Technical Specifications
Below are the precise technical parameters defining the geometry, optical properties, environmental resilience, and mechanical strength of the product series.
| Characteristics | Conditions | Specified Values (OM2+/OM3/OM4) | Units |
|---|---|---|---|
| Geometry Characteristics | |||
| Core Diameter | - | 50 ± 2.5 | µm |
| Core Non-Circularity | - | ≤ 5.0 | % |
| Cladding Diameter | - | 125.0 ± 1.0 | µm |
| Cladding Non-Circularity | - | ≤ 0.6 | % |
| Coating Diameter | - | 245 ± 7 | µm |
| Coating/Cladding Concentricity Error | - | ≤ 10.0 | µm |
| Coating Non-Circularity | - | ≤ 6.0 | % |
| Core/Cladding Concentricity Error | - | ≤ 1.0 | µm |
| Delivery Length | - | up to 8.8 | km/reel |
| Optical Characteristics | |||
| Attenuation | 850nm 1300nm |
≤ 2.4 ≤ 0.6 |
dB/km dB/km |
| Overfilled Modal Bandwidth | 850nm 1300nm |
≥ 700 / 1500 / 3500 ≥ 500 / ≥ 500 / ≥ 500 |
MHz·km MHz·km |
| Effective Modal Bandwidth | 850nm | ≥ 950 / ≥ 2000 / ≥ 4700 | MHz·km |
| Application support distance on 40GBASE-SR4/100GBASE-SR10 | 850nm | - / 140 / 170 | m |
| 10GBASE-SR | 850nm | 150 / 300 / 550 | m |
| 1000BASE-SR | 850nm | 750 / 1000 / 1100 | m |
| DMD Specification | Compliant with and more stringent than the requirements of IEC 60793-2-10 | ||
| Numerical Aperture | - | 0.200 ± 0.015 | - |
| Group Refractive Index | 850nm 1300nm |
1.482 1.477 |
- |
| Zero Dispersion Wavelength, $\lambda_{0}$ | - | 1295 - 1340 | nm |
| Zero Dispersion Slope, $S_{0}$ | $1295\text{ nm} \le \lambda_{0} \le 1310\text{ nm}$ $1310\text{ nm} \le \lambda_{0} \le 1340\text{ nm}$ |
≤ 0.105 ≤ 0.000375 (1590 - $\lambda_{0}$) |
ps/(nm²·km) ps/(nm²·km) |
| Macrobending Loss (2 Turns @ 15 mm Radius) |
850nm 1300nm |
≤ 0.1 ≤ 0.3 |
dB dB |
| Macrobending Loss (2 Turns @ 7.5 mm Radius) |
850nm 1300nm |
≤ 0.2 ≤ 0.5 |
dB dB |
| Backscatter Characteristics (1300nm) | |||
| Step (Mean of Bidirectional Measurement) | - | ≤ 0.10 | dB |
| Irregularities Over Fibre Length and Point Discontinuity | - | ≤ 0.10 | dB |
| Attenuation Uniformity | - | ≤ 0.08 | dB/km |
| Environmental Characteristics (850nm & 1300nm) | |||
| Temperature Cycling | -60°C to 85°C | ≤ 0.10 | dB/km |
| Temperature-Humidity Cycling | -10°C to 85°C, 4% to 98% RH | ≤ 0.10 | dB/km |
| Water Immersion | 23°C, 30 days | ≤ 0.10 | dB/km |
| Dry Heat | 85°C, 30 days | ≤ 0.10 | dB/km |
| Damp Heat | 85°C, 85% RH, 30 days | ≤ 0.10 | dB/km |
| Mechanical Specification | |||
| Proof Test | - | ≥ 9.0 ≥ 1.0 ≥ 100 |
N % kpsi |
| Coating Strip Force | Typical average force Peak force |
1.5 ≥ 1.3, ≤8.9 |
N N |
| Dynamic Stress Corrosion Susceptibility Parameter ($n_{d}$ typical) | - | 20 | - |
*Remarks: 1. Support distances considering maximum cable attenuation of 3.0 dB/km at 850 nm, maximum total splice/connector loss of 1.0 dB and VCSELs maximum RMS spectral width ≤0.45 nm. 2. The launch condition for the macrobending loss measurement fulfils that described in IEC 61280-4-1.